Trigonometry Review

Multiple Choice

A plane flying at an altitude of 5,000 feet spots a landmark on the ground with an angle of elevation of 30°. What is the distance from the plane to the landmark? (Round to the nearest foot.)

• 5,000 feet

• 10,000 feet

• 8,660 feet

• 2,500 feet

A plane flying at an altitude of 5,000 feet spots a landmark on the ground with an angle of elevation of 30°. What is the distance from the plane to the landmark? (Round to the nearest foot.)

Multiple Choice

A 20-ft ladder is placed against a wall at an angle of 72 degrees with the ground. How far from the base of the wall is the bottom of the ladder?

• 6.18 feet

• 64.72 feet

• 19.02 feet

• 6.5 feet

A 20-ft ladder is placed against a wall at an angle of 72 degrees with the ground. How far from the base of the wall is the bottom of the ladder?

Multiple Choice

If a tower 37 meters high casts a shadow 6.5 meters long, what is the angle of elevation of the sun to the nearest degree?

• 80 degree

• 10 degree

• 85 degree

• 12 degree

​If a tower 37 meters high casts a shadow 6.5 meters long, what is the angle of elevation of the sun to the nearest degree?

Multiple Choice

I am cleaning the windows on my house.  I place a 4.5 m ladder against the side of my house to reach a window that is 4 m above the ground.  What is the angle that the ladder makes with the ground?

• 
  $$37\degree$$

• $$63\degree$$

• $$42\degree$$

• $$27\degree$$

I am cleaning the windows on my house.  I place a 4.5 m ladder against the side of my house to reach a window that is 4 m above the ground.  What is the angle that the ladder makes with the ground?

Multiple Choice

Dustin is stuck at the top of a Ferris wheel. His mother is standing 38 feet from the base of the wheel watching him. If the angle of elevation from Dustin's mom to Dustin is 73^o, how far off the ground is Dustin? 

• 118.2 ft

• 120.9 ft

• 124.3 ft

• 126.5 ft

Dustin is stuck at the top of a Ferris wheel. His mother is standing 38 feet from the base of the wheel watching him. If the angle of elevation from Dustin's mom to Dustin is 73^o, how far off the ground is Dustin? 

Multiple Choice

Solve for the missing angle

• 50.5 degrees

• 12.7 degrees

• 36.9 degrees

• 72.2 degrees